+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file preview.h
-** \brief Previews an animation
-**
-** $Id$
-**
-** \legal
-** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-**
-** This package is free software; you can redistribute it and/or
-** modify it under the terms of the GNU General Public License as
-** published by the Free Software Foundation; either version 2 of
-** the License, or (at your option) any later version.
-**
-** This package is distributed in the hope that it will be useful,
-** but WITHOUT ANY WARRANTY; without even the implied warranty of
-** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-** General Public License for more details.
-** \endlegal
-*/
-/* ========================================================================= */
-
-/* === S T A R T =========================================================== */
-
-#ifndef __SYNFIG_PREVIEW_H
-#define __SYNFIG_PREVIEW_H
-
-/* === H E A D E R S ======================================================= */
-#include <ETL/handle>
-#include <ETL/clock> /* indirectly includes winnt.h on WIN32 - needs to be included before gtkmm headers, which fix this */
-
-#include <gtkmm/drawingarea.h>
-#include <gtkmm/table.h>
-#include <gtkmm/adjustment.h>
-#include <gtkmm/image.h>
-#include <gdkmm/pixbuf.h>
-#include <gtkmm/dialog.h>
-#include <gtkmm/scrollbar.h>
-#include <gtkmm/checkbutton.h>
-#include <gtkmm/canvasview.h>
-#include <gtkmm/tooltips.h>
-
-#include <synfig/time.h>
-#include <synfig/vector.h>
-#include <synfig/general.h>
-#include <synfig/renddesc.h>
-#include <synfig/canvas.h>
-
-#include "widget_sound.h"
-
-#include <vector>
-
-/* === M A C R O S ========================================================= */
-
-/* === T Y P E D E F S ===================================================== */
-
-/* === C L A S S E S & S T R U C T S ======================================= */
-
-namespace studio {
-class AsyncRenderer;
-
-class Preview : public sigc::trackable, public etl::shared_object
-{
-public:
- struct FlipbookElem
- {
- float t;
- Glib::RefPtr<Gdk::Pixbuf> buf; //at whatever resolution they are rendered at (resized at run time)
- };
-
- etl::handle<studio::AsyncRenderer> renderer;
-
- sigc::signal<void, Preview *> signal_destroyed_; //so things can reference us without fear
-
- typedef std::vector<FlipbookElem> FlipBook;
-private:
-
- FlipBook frames;
-
- studio::CanvasView::LooseHandle canvasview;
-
- //synfig::RendDesc description; //for rendering the preview...
- float zoom,fps;
- float begintime,endtime;
- bool overbegin,overend;
- int quality;
-
- float global_fps;
-
- //expose the frame information etc.
- class Preview_Target;
- void frame_finish(const Preview_Target *);
-
- sigc::signal0<void> sig_changed;
-
-public:
-
- Preview(const studio::CanvasView::LooseHandle &h = studio::CanvasView::LooseHandle(),
- float zoom = 0.5f, float fps = 15);
- ~Preview();
-
- float get_zoom() const {return zoom;}
- void set_zoom(float z){zoom = z;}
-
- float get_fps() const {return fps;}
- void set_fps(float f){fps = f;}
-
- float get_global_fps() const {return global_fps;}
- void set_global_fps(float f){global_fps = f;}
-
- float get_begintime() const
- {
- if(overbegin)
- return begintime;
- else if(canvasview)
- return get_canvas()->rend_desc().get_time_start();
- else return -1;
- }
-
- float get_endtime() const
- {
- if(overend)
- return endtime;
- else if(canvasview)
- return get_canvas()->rend_desc().get_time_end();
- else return -1;
- }
-
- void set_begintime(float t) {begintime = t;}
- void set_endtime(float t) {endtime = t;}
-
- bool get_overbegin() const {return overbegin;}
- void set_overbegin(bool b) {overbegin = b;}
-
- bool get_overend() const {return overend;}
- void set_overend(bool b) {overend = b;}
-
- int get_quality() const {return quality;}
- void set_quality(int i) {quality = i;}
-
- synfig::Canvas::Handle get_canvas() const {return canvasview->get_canvas();}
- studio::CanvasView::Handle get_canvasview() const {return canvasview;}
-
- void set_canvasview(const studio::CanvasView::LooseHandle &h);
-
- //signal interface
- sigc::signal<void, Preview *> & signal_destroyed() { return signal_destroyed_; }
- //sigc::signal<void, const synfig::RendDesc &> &signal_desc_change() {return signal_desc_change_;}
-
- //functions for exposing iterators through the preview
- FlipBook::iterator begin() {return frames.begin();}
- FlipBook::iterator end() {return frames.end();}
-
- FlipBook::const_iterator begin() const {return frames.begin();}
- FlipBook::const_iterator end() const {return frames.end();}
-
- void clear() {frames.clear();}
-
- unsigned int numframes() const {return frames.size();}
-
- void render();
-
- sigc::signal0<void> &signal_changed() { return sig_changed; }
-};
-
-class Widget_Preview : public Gtk::Table
-{
- Gtk::DrawingArea draw_area;
- Gtk::Adjustment adj_time_scrub; //the adjustment for the managed scrollbar
- Gtk::HScrollbar scr_time_scrub;
- Gtk::ToggleButton b_loop;
- Gtk::Tooltips tooltips;
-
- //Glib::RefPtr<Gdk::GC> gc_area;
- Glib::RefPtr<Gdk::Pixbuf> currentbuf;
- int currentindex;
- //double timeupdate;
- double timedisp;
- double audiotime;
-
- //sound stuff
- etl::handle<AudioContainer> audio;
- sigc::connection scrstartcon;
- sigc::connection scrstopcon;
- sigc::connection scrubcon;
-
- //preview encapsulation
- etl::handle<Preview> preview;
- sigc::connection prevchanged;
-
- Widget_Sound disp_sound;
- Gtk::Adjustment adj_sound;
-
- Gtk::Label l_lasttime;
-
- //only for internal stuff, doesn't set anything
- bool playing;
- bool singleframe;
-
- //for accurate time tracking
- etl::clock timer;
-
- //int curindex; //for later
- sigc::connection timecon;
-
- void slider_move(); //later to be a time_slider that's cooler
- bool play_update();
- void play_stop();
- //bool play_frameupdate();
- void update();
-
- void scrub_updated(double t);
-
- void repreview();
-
- void whenupdated();
-
- void eraseall();
-
- bool scroll_move_event(GdkEvent *);
- void disconnect_preview(Preview *);
-
- bool redraw(GdkEventExpose *heh = 0);
- void preview_draw();
-
- sigc::signal<void,float> signal_play_;
- sigc::signal<void> signal_stop_;
- sigc::signal<void,float> signal_seek_;
-
-public:
-
- Widget_Preview();
- ~Widget_Preview();
-
- //sets a signal to identify disconnection (so we don't hold onto it)...
- void set_preview(etl::handle<Preview> prev);
- void set_audioprofile(etl::handle<AudioProfile> p);
- void set_audio(etl::handle<AudioContainer> a);
-
- void clear();
-
- void play();
- void stop();
- void seek(float t);
-
- void stoprender();
-
- sigc::signal<void,float> &signal_play() {return signal_play_;}
- sigc::signal<void> &signal_stop() {return signal_stop_;}
- sigc::signal<void,float> &signal_seek() {return signal_seek_;}
-
- bool get_loop_flag() const {return b_loop.get_active();}
- void set_loop_flag(bool b) {return b_loop.set_active(b);}
-};
-
-}; // END of namespace studio
-
-/* === E N D =============================================================== */
-
-#endif
projects / synfig.git / blobdiff